Research Activities, January 2014
Most common causes of hospital adverse drug events
In 2011, the most common causes of adverse drug events originating during a hospital stay were steroids, antibiotics, opiates/narcotics, and anticoagulants. (Source: AHRQ Healthcare Cost and Utilization Project Statistical Brief #164: Characteristics of Adverse Drug Events Originating During the Hospital Stay, 2011, available at http://www.hcup-us.ahrq.gov/reports/statbriefs/sb164.jsp).
Top outpatient prescription drugs for adults
About one-third of the U.S. adult population purchased anticonvulsants, analgesics, and other drugs for central nervous system conditions in 2010. (Source: AHRQ Medical Expenditure Panel Survey Statistical Brief #410: Expenditures for the Top Five Therapeutic Classes of Outpatient Prescription Drugs, Adults Age 18 and Older, U.S. Civilian Noninstitutionalized Population, 2010, available at http://go.usa.gov/ZjbT.
Potentially preventable hospital admissions decline
The total number of potentially preventable hospital admissions for adults and children decreased by 6.2 percent and nearly 40 percent, respectively, between 2005 and 2010. The corresponding total hospital costs for adult and pediatric conditions decreased 2 percent and 32 percent, respectively. (Source: AHRQ Healthcare Cost and Utilization Project Statistical Brief #151: Trends in Potentially Preventable Hospital Admissions Among Adults and Children, 2005–2010, which is available at http://www.hcup-us.ahrq.gov/reports/statbriefs/sb151.jsp.